*{
    font: normal 20px 宋体;
    border: 0;
    margin: 0;
}
#msg{
    color: red;
    height:6vh;
    vertical-align: bottom;
}
table{
    border: darkcyan 1px solid;

}
table tr{
    height: 45px;
}
.bg2{background-color:lightgrey}

#logout,#uName{
    float: right;
}
input[type="submit"]{
    cursor: pointer;
}
input,select,textarea{
    border: lightseagreen 1px solid ;
    line-height: 30px;
}

#top{
    text-align: right;
    height: 60px;
    background-color: darkcyan;
}

#bottom{
    background-color: lightseagreen;
    text-align: center;
    height: 40px;
}
#middle{
    /*width:calc(100vw - 20px) ;*/
    height:calc(100vh - 100px);
    clear: both;
}

#left{
    width: 15vw;
    font: bold 22px "宋体" ;
    background-color: lightseagreen;
    height:calc(100vh - 100px);
    padding-top: 40px;
}
#left>ul>li{
    list-style: none;
    line-height: 60px;
    padding-left: 10px;

}
#left>ul>li>a{
    text-decoration: none;
    color: white;

}
#left>ul>li>a:hover{
    font: bold 25px "宋体" ;
    color: red;
}

#left ,#right {
    float: left;
}
#right{
    padding: 30px 40px;
    margin: 0 auto;
}